diff --git a/doc/fix_nh.html b/doc/fix_nh.html
index 3418830ccd..36d0467510 100644
--- a/doc/fix_nh.html
+++ b/doc/fix_nh.html
@@ -231,7 +231,7 @@ barostat variables.
 </P>
 <P>The <I>mtk</I> keyword controls whether or not the correction terms due to
 Martyna, Tuckerman, and Klein are included in the equations of motion
-<A HREF = "#Martyna1994">(Martyna1994)</A>.  Specifying <I>no</I> reproduces the original
+<A HREF = "#Martyna">(Martyna)</A>.  Specifying <I>no</I> reproduces the original
 Hoover barostat, whose volume probability distribution function
 differs from the true NPT and NPH ensembles by a factor of 1/V.  Hence
 using <I>yes</I> is more correct, but in many cases the difference is